Harmony V3 SAM E70 & SAM C2x Tutorials won't build (Howard Long)

While I can get the three PIC32MZ/MX/MK tutorials to work, I can't get the SAM E70 or SAM C21 tutorials to build (from the microchipdeveloper . com website) Both SAM builds show an error about "pic32c-ld.exe: cannot open linker script file ATSAMC21N18A.ld..